From e500bb4cdb32b13cc022b6dc5d221de7ad97a73e Mon Sep 17 00:00:00 2001
From: Joe Zhao <ztuowen@gmail.com>
Date: Sun, 8 Mar 2015 16:02:15 +0800
Subject: added commandline parser

---
 tools/matrixIO.h | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 tools/matrixIO.h

(limited to 'tools/matrixIO.h')

diff --git a/tools/matrixIO.h b/tools/matrixIO.h
new file mode 100644
index 0000000..88cd419
--- /dev/null
+++ b/tools/matrixIO.h
@@ -0,0 +1,30 @@
+#ifndef MATIO_H
+#define MATIO_H
+
+#include<iostream>
+
+namespace Eigen{
+    template<class Matrix>
+    void write_stream(std::ostream &ostr, const Matrix& matrix){
+        typename Matrix::Index rows=matrix.rows(), cols=matrix.cols();
+        ostr<<rows<<" "<<cols<<std::endl;
+        for (int r=0;r<rows;++r)
+        {
+            for (int c=0;c<cols;++c)
+                ostr<<matrix(r,c)<<" ";
+            ostr<<std::endl;
+        }
+    }
+    template<class Matrix>
+    void read_stream(std::istream &istr, Matrix& matrix){
+        typename Matrix::Index rows=0, cols=0;
+        istr>>rows>>cols;
+        matrix.resize(rows, cols);
+        for (int r=0;r<rows;++r)
+            for (int c=0;c<cols;++c)
+                istr>>matrix(r,c);
+    }
+} // Eigen::
+
+
+#endif
\ No newline at end of file
-- 
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